Jerry Lacy

as Francis's Handler

as Dr. Mabuse

as Johann Veidt

as Brian

as Billionaire Berry Lawson

as August T. Harrison

as Dr. Graves

as Doctor Mabuse

as Windslow

as Stewart (archive Footage) (1 episode)

as Doctor Mabuse

as General Burbridge

as Dimitri (1 episode)

as Stewart

as Mechanic (1 episode)

as Mr. Hayfer (1 episode)

as Jack Trenton (1 episode)

as Arnold Foley

as Jerry Burley

as Bill

as Alex

as Dr. Jenson

as Psychiatrist (1 episode)